Base | Representation |
---|---|
bin | 100001011100000… |
… | …0110011111000001 |
3 | 2220012020122121021 |
4 | 1002320012133001 |
5 | 4244213043011 |
6 | 303200225441 |
7 | 36542603266 |
oct | 10270063701 |
9 | 2805218537 |
10 | 1122002881 |
11 | 52638340a |
12 | 27390b281 |
13 | 14b5b593c |
14 | a902926d |
15 | 68780471 |
hex | 42e067c1 |
1122002881 has 8 divisors (see below), whose sum is σ = 1140066144. Its totient is φ = 1104048000.
The previous prime is 1122002851. The next prime is 1122002927. The reversal of 1122002881 is 1882002211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1122002881 - 29 = 1122002369 is a prime.
It is a super-2 number, since 2×11220028812 = 2517780929944600322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1122002851) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6096 + ... + 47761.
It is an arithmetic number, because the mean of its divisors is an integer number (142508268).
Almost surely, 21122002881 is an apocalyptic number.
It is an amenable number.
1122002881 is a deficient number, since it is larger than the sum of its proper divisors (18063263).
1122002881 is an equidigital number, since it uses as much as digits as its factorization.
1122002881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54191.
The product of its (nonzero) digits is 512, while the sum is 25.
The square root of 1122002881 is about 33496.3114536511. The cubic root of 1122002881 is about 1039.1174962374.
The spelling of 1122002881 in words is "one billion, one hundred twenty-two million, two thousand, eight hundred eighty-one".
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